Allendale County, SC Population by Age

The median age in Allendale County, SC is 43.9, as per 2021 ACS 5-Year Estimates. Of the total population, 15.46% were under the age of 15, 18.09% aged 15 to 29, 46.42% aged 30 to 64, 18.69% aged 65 to 84, and 1.34% were 85 years of age and older.
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Updated Sep 17, 2023

Allendale County, SC population age distribution

A complete breakdown of Allendale County's age demographics from 0 to 85 years, distributed across 18 age groups is listed in the table below.

Age Group Population % of Total Population
Under 5 years 358 4.31%
5 to 9 years 446 5.37%
10 to 14 years 480 5.78%
15 to 19 years 692 8.33%
20 to 24 years 447 5.38%
25 to 29 years 363 4.37%
30 to 34 years 567 6.83%
35 to 39 years 467 5.62%
40 to 44 years 492 5.92%
45 to 49 years 750 9.03%
50 to 54 years 495 5.96%
55 to 59 years 554 6.67%
60 to 64 years 530 6.38%
65 to 69 years 624 7.51%
70 to 74 years 455 5.48%
75 to 79 years 298 3.59%
80 to 84 years 175 2.11%
85 years and over 111 1.34%
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Allendale County, SC population by age group

Key stats
2,423
Population under 25 years
1,889
Population aged 25-44
2,329
Population aged 45-64
1,663
Population aged 65+

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

The graph shows Allendale County's population by age group, with age group on x-axis and the respective age group's percent of the total population on y-axis
Allendale County, SC population by age group. The largest age group was 45-49 years with a poulation of 750 (9.03% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

The largest age group in Allendale County, SC was for the group of age 45-49 years with a population of 750 (9.03%), according to the 2021 American Community Survey.

At the same time, the smallest age group in Allendale County, SC was the 85+ years with a population of 111 (1.34%).

Allendale County, SC population by age cohort

To better understand the age distribution of Allendale County, SC's population, we divided it into the following 3 cohorts:

  • Children : Under the age of 18 years
  • Adults (working population): Between the age of 18 and 64 years
  • Seniors: 65 years and above
The pie chart shows Allendale County's population divided into segments, with each segment representing an age cohort. The area of each segment is in the same proportion of a circle as the population of the cohort is of the total population.
Allendale County, SC population by age cohorts (Children: Under 18 years; Working population: 18-64 years; Senior population: 65 years or more). The largest age group was 18 - 64 years with a poulation of 5,015 (60.39% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the population for each of the three cohorts.

Age Group Population % of Total Population
Under 18 years 1,626 19.58%
18 to 64 years 5,015 60.39%
85 years and over 1,663 20.03%
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Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:

  • Allendale County's population under 18 was 19.58%, compared to the 22.51% nationwide.
  • Allendale County's working population (between 18 and 64) was 60.39%, compared to 61.45% nationwide.
  • Allendale County's elderly or the senior population (over 65 age) was 20.03% as compared to 16.04% nationwide.

Allendale County, SC population pyramid

Population pyramid for Allendale County, SC is charted below using the estimates from U.S. Census Bureau's American Community Survey 5-Year estimates. A wide base suggests population increase, narrow base indicates declining birth rates.

Key stats from our analysis of the Allendale County's population pyramid:

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Allendale County, SC, is 24.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Allendale County, SC, is 31.0.
  • Total dependency ratio for Allendale County, SC is 55.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Allendale County, SC is 3.2.
The graph shows Allendale County's population across different age group and gender, with population on x-axis and population y-axis. The male population is plotted on the left in blue color whereas the female population is plotted on the right in pink color.
Allendale County, SC population pyramid i.e. Allendale County population distrubution across age and gender. Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Here's the Allendale County, SC's male and female population across different age groups:

Age Group Population(Male) Population(Female) Total Population
Under 5 years 195 163 358
5 to 9 years 267 179 446
10 to 14 years 233 247 480
15 to 19 years 542 150 692
20 to 24 years 201 246 447
25 to 29 years 204 159 363
30 to 34 years 369 198 567
35 to 39 years 237 230 467
40 to 44 years 324 168 492
45 to 49 years 367 383 750
50 to 54 years 319 176 495
55 to 59 years 272 282 554
60 to 64 years 242 288 530
65 to 69 years 209 415 624
70 to 74 years 274 181 455
75 to 79 years 173 125 298
80 to 84 years 21 154 175
85 years and over 42 69 111
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Things to know

What is the population of Allendale County, SC under 18?

Allendale County's population under the age of 18 is 1,626, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 19.58% of the total resident population of Allendale County, SC.

What is the aging population in Allendale County, SC?

Allendale County's population aged 65 years and above was 1,663. As per the U.S. Census Bureau's American Community Survey, this population is 20.03% of the entire population.

References

Datasets

Explore datasets by year of publication.
2023
Allendale County, SC Age Group Population Dataset: A complete breakdown of Allendale County age demographics from 0 to 85 years, distributed across 18 age groups
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Allendale County population distribution across 18 age groups. It lists the population in each age group along with the percentage population relative of the total population for Allendale County. The dataset can be utilized to understand the population distribution of Allendale County by age. For example, using this dataset, we can identify the largest age group in Allendale County.

Key observations

The largest age group in Allendale County, SC was for the group of age 45-49 years with a population of 750 (9.03%), according to the 2021 American Community Survey. At the same time, the smallest age group in Allendale County, SC was the 85+ years with a population of 111 (1.34%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Allendale County population by age group

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Age groups:

  • Under 5 years
  • 5 to 9 years
  • 10 to 14 years
  • 15 to 19 years
  • 20 to 24 years
  • 25 to 29 years
  • 30 to 34 years
  • 35 to 39 years
  • 40 to 44 years
  • 45 to 49 years
  • 50 to 54 years
  • 55 to 59 years
  • 60 to 64 years
  • 65 to 69 years
  • 70 to 74 years
  • 75 to 79 years
  • 80 to 84 years
  • 85 years and over

Variables / Data Columns

  • Age Group: This column displays the age group in consideration
  • Population: The population for the specific age group in the Allendale County is shown in this column.
  • % of Total Population: This column displays the population of each age group as a proportion of Allendale County total population. Please note that the sum of all percentages may not equal one due to rounding of values.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Allendale County Population by Age. You can refer the same here

Allendale County, SC Age Cohorts Dataset: Children, Working Adults, and Seniors in Allendale County - Population and Percentage Analysis
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the Allendale County population by age cohorts (Children: Under 18 years; Working population: 18-64 years; Senior population: 65 years or more). It lists the population in each age cohort group along with its percentage relative to the total population of Allendale County. The dataset can be utilized to understand the population distribution across children, working population and senior population for dependency ratio, housing requirements, ageing, migration patterns etc.

Key observations

The largest age group was $b3_v1 with a poulation of $b3_v2 ($b3_v3 of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Allendale County population by age cohort

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Age cohorts:

  • Under 18 years
  • 18 to 64 years
  • 65 years and over

Variables / Data Columns

  • Age Group: This column displays the age cohort for the Allendale County population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
  • Population: The population for the age cohort in Allendale County is shown in the following column.
  • Percent of Total Population: The population as a percent of total population of the Allendale County is shown in the following column.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Allendale County Population by Age. You can refer the same here

Allendale County, SC Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis
Last updated September 16, 2023
ACS
Free
Neilsberg
CSV, JSON
2017-2021
CC BY 4.0
About this dataset

Context

The dataset tabulates the data for the Allendale County, SC population pyramid, which represents the Allendale County population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey 5-Year estimates. It lists the male and female population for each age group, along with the total population for those age groups. Higher numbers at the bottom of the table suggest population growth, whereas higher numbers at the top indicate declining birth rates. Furthermore, the dataset can be utilized to understand the youth dependency ratio, old-age dependency ratio, total dependency ratio, and potential support ratio.

Key observations

  • Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Allendale County, SC, is 24.0.
  • Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Allendale County, SC, is 31.0.
  • Total dependency ratio for Allendale County, SC is 55.0.
  • Potential support ratio, which is the number of youth (working age population) per elderly, for Allendale County, SC is 3.2.

Allendale County population pyramid

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Age groups:

  • Under 5 years
  • 5 to 9 years
  • 10 to 14 years
  • 15 to 19 years
  • 20 to 24 years
  • 25 to 29 years
  • 30 to 34 years
  • 35 to 39 years
  • 40 to 44 years
  • 45 to 49 years
  • 50 to 54 years
  • 55 to 59 years
  • 60 to 64 years
  • 65 to 69 years
  • 70 to 74 years
  • 75 to 79 years
  • 80 to 84 years
  • 85 years and over

Variables / Data Columns

  • Age Group: This column displays the age group for the Allendale County population analysis. Total expected values are 18 and are define above in the age groups section.
  • Population (Male): The male population in the Allendale County for the selected age group is shown in the following column.
  • Population (Female): The female population in the Allendale County for the selected age group is shown in the following column.
  • Total Population: The total population of the Allendale County for the selected age group is shown in the following column.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Allendale County Population by Age. You can refer the same here

If you're looking for datasets from another year, please feel free to contact us at research@neilsberg.com and we'll be happy to assist you further.

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Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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